diff --git a/srcpkgs/cross-aarch64-linux-gnu/template b/srcpkgs/cross-aarch64-linux-gnu/template
index 64e8080011..0181c24a9d 100644
--- a/srcpkgs/cross-aarch64-linux-gnu/template
+++ b/srcpkgs/cross-aarch64-linux-gnu/template
@@ -186,7 +186,7 @@ _glibc_build() {
 	export CC="${_triplet}-gcc" CXX="${_triplet}-g++" LD="${_triplet}-ld" \
 		AS="${_triplet}-as" CPP="${_triplet}-cpp" \
 		NM="${_triplet}-nm"
-	export CFLAGS="-O1 -pipe -Wno-error -Wno-attribute-alias ${_archflags}"
+	export CFLAGS="-O1 -pipe ${_archflags}"
 
 	_args="--prefix=/usr"
 	_args+=" --libdir=/usr/lib"
@@ -197,6 +197,7 @@ _glibc_build() {
 	_args+=" --enable-obsolete-nsl"
 	_args+=" --disable-profile"
 	_args+=" --enable-kernel=2.6.27"
+	_args+=" --disable-werror"
 
 	../glibc-${_glibc_version}/configure ${_args}
 
diff --git a/srcpkgs/cross-powerpc-linux-gnu/template b/srcpkgs/cross-powerpc-linux-gnu/template
index 9001af2c38..e9d638d288 100644
--- a/srcpkgs/cross-powerpc-linux-gnu/template
+++ b/srcpkgs/cross-powerpc-linux-gnu/template
@@ -188,7 +188,7 @@ _glibc_build() {
 	export CC="${_triplet}-gcc" CXX="${_triplet}-g++" LD="${_triplet}-ld" \
 		AS="${_triplet}-as" CPP="${_triplet}-cpp" \
 		NM="${_triplet}-nm"
-	export CFLAGS="-O1 -pipe -Wno-error -Wno-attribute-alias ${_archflags}"
+	export CFLAGS="-O1 -pipe ${_archflags}"
 
 	_args="--prefix=/usr"
 	_args+=" --libdir=/usr/lib"
diff --git a/srcpkgs/cross-powerpc64-linux-gnu/template b/srcpkgs/cross-powerpc64-linux-gnu/template
index bd304b8836..ccefa2b5b1 100644
--- a/srcpkgs/cross-powerpc64-linux-gnu/template
+++ b/srcpkgs/cross-powerpc64-linux-gnu/template
@@ -195,7 +195,7 @@ _glibc_build() {
 	export CC="${_triplet}-gcc" CXX="${_triplet}-g++" LD="${_triplet}-ld" \
 		AS="${_triplet}-as" CPP="${_triplet}-cpp" \
 		NM="${_triplet}-nm"
-	export CFLAGS="-O2 -pipe -Wno-error -Wno-attribute-alias"
+	export CFLAGS="-O2 -pipe"
 
 	_args="--prefix=/usr"
 	_args+=" --libdir=/usr/lib"
diff --git a/srcpkgs/cross-powerpc64le-linux-gnu/template b/srcpkgs/cross-powerpc64le-linux-gnu/template
index 9605e7a27c..8d6e339c6f 100644
--- a/srcpkgs/cross-powerpc64le-linux-gnu/template
+++ b/srcpkgs/cross-powerpc64le-linux-gnu/template
@@ -195,7 +195,7 @@ _glibc_build() {
 	export CC="${_triplet}-gcc" CXX="${_triplet}-g++" LD="${_triplet}-ld" \
 		AS="${_triplet}-as" CPP="${_triplet}-cpp" \
 		NM="${_triplet}-nm"
-	export CFLAGS="-O2 -pipe -Wno-error -Wno-attribute-alias"
+	export CFLAGS="-O2 -pipe"
 
 	_args="--prefix=/usr"
 	_args+=" --libdir=/usr/lib"